Petri dish
device · 1887 · Electric age
A flat dish for growing microbes.
Inventor: Julius Richard Petri.
What it is made of
- Glass dish bottom — has part. A flat dish.
- Pot lid — has part. A cap.
Principles and materials it uses
- Glass — is made of. Glass (now plastic).
- Germ theory of disease — uses. Growing bacterial cultures.
- Culture medium (agar) — uses. A culture medium.
Where it is used
- Antibiotic — is used in. Fleming noticed mould in a Petri dish.
- Culture medium (agar) — is used in. Agar in dishes.